Earth

More Rocket Launches Could Damage the Ozone Layer

There are few things in this world that brings feelings of awe and wonder more than a rocket launch. Watching…

2 months ago

The Rapid Changes We’re Seeing With the Earth’s Magnetic Field Don’t Mean the Poles are About to Flip. This is Normal

One of the most interesting discoveries about Earth in the past few decades concerns the Earth's magnetic poles. Paleomagnetic records…

2 months ago

Antarctica Lost an Ice Shelf, but Gained an Island

Collapsing ice shelves on the eastern coast of Antarctica has revealed something never seen before: a landform that might be…

4 months ago

Just a Few Pixels Would let Astronomers Map Surface Features on an Exoplanet Like Oceans and Deserts

Direct images of exoplanets are rare and lack detail. Future observatories might change that, but for now, exoplanet images don't…

4 months ago

Marsquakes are Caused by Shifting Magma

Before the InSight Lander arrived on Mars, scientists could only estimate what the planet's internal structure might be. Its size,…

4 months ago

Primordial Helium, Left Over From the Big Bang, is Leaking Out of the Earth

Something ancient and primordial lurks in Earth's core. Helium 3 (3He) was created in the first minutes after the Big…

5 months ago

The Building Blocks of Earth Could Have Come From Farther out in the Solar System

Earth formed over 4.5 billion years ago via accretion. Earth's building blocks were chunks of rock of varying sizes. From…

5 months ago

How did Earth go From Molten Hellscape to Habitable Planet?

Earth formed from the Sun's protoplanetary disk about 4.6 billion years ago. In the beginning, it was a molten spheroid…

5 months ago

Does the Entire Planet Have a Mind of its Own?

What is humanity? Do our minds set us apart from the rest of nature and from the rest of Earth?…

6 months ago

Massive Rocky Planets Probably Don’t Have big Moons

The Moon has orbited Earth since the Solar System's early days. Anyone who's ever spent time at the ocean can't…

6 months ago